pakeApp::initAndRunTaskInSubprocess PHP Method

    protected function initAndRunTaskInSubprocess($command)
    {
        if (function_exists('pcntl_fork')) {
            // UNIX
            $argv = explode(' ', $command);
            list($task_name, $args, $options) = self::parseTaskAndParameters($argv);
            $task_name = pakeTask::get_full_task_name($task_name);
            $pid = pcntl_fork();
            if ($pid == -1) {
                die('could not fork');
            }
            if ($pid) {
                // we are the parent
                pcntl_wait($status);
                $status = pcntl_wexitstatus($status);
                if ($status == self::QUIT_INTERACTIVE) {
                    exit(0);
                }
            } else {
                try {
                    $status = $this->initAndRunTask($task_name, $args, $options);
                    if (true === $status) {
                        exit(0);
                    }
                    exit($status);
                } catch (pakeException $e) {
                    pakeException::render($e);
                    exit(1);
                }
            }
        } else {
            // WINDOWS or missing PCNTL functions
            $php_exec = escapeshellarg((isset($_SERVER['_']) and substr($_SERVER['_'], -4) != 'pake') ? $_SERVER['_'] : 'php');
            $force_tty = '';
            if (pakeApp::isTTY()) {
                $force_tty = ' --force-tty';
            }
            $pake_php = escapeshellarg($_SERVER['SCRIPT_NAME']);
            $import_flag = ' --import=interactive';
            system($php_exec . ' ' . $pake_php . $force_tty . $import_flag . ' ' . $command, $status);
            if ($status == self::QUIT_INTERACTIVE) {
                exit(0);
            }
        }
    }